#! /bin/sh
#
# Copyright by The HDF Group.
# All rights reserved.
#
# This file is part of HDF5.  The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the COPYING file, which can be found at the root of the source code
# distribution tree, or in https://www.hdfgroup.org/licenses.
# If you do not have access to either file, you may request a copy from
# help@hdfgroup.org.
#
# Tests for the h5ls tool

srcdir=@srcdir@

USE_FILTER_SZIP="@USE_FILTER_SZIP@"
USE_FILTER_DEFLATE="@USE_FILTER_DEFLATE@"
HAVE__FLOAT16="@HAVE__FLOAT16@"
WORDS_BIGENDIAN="@WORDS_BIGENDIAN@"

TESTNAME=h5ls
EXIT_SUCCESS=0
EXIT_FAILURE=1

H5LS=../../src/h5ls/h5ls               # The tool name
H5LS_BIN=`pwd`/$H5LS    # The path of the tool binary

RM='rm -rf'
CMP='cmp -s'
DIFF='diff -c'
CP='cp'
NLINES=20          # Max. lines of output to display if test fails
DIRNAME='dirname'
LS='ls'
AWK='awk'

nerrors=0
verbose=yes
h5haveexitcode=yes      # default is yes

# source dirs
SRC_TOOLS="$srcdir/../.."

# testfiles source dirs for tools
SRC_H5LS_TESTFILES="$SRC_TOOLS/test/h5ls/testfiles"
SRC_H5DUMP_TESTFILES="$SRC_TOOLS/test/h5dump/testfiles"
SRC_H5DIFF_TESTFILES="$SRC_TOOLS/test/h5diff/testfiles"
SRC_H5COPY_TESTFILES="$SRC_TOOLS/test/h5copy/testfiles"
SRC_H5REPACK_TESTFILES="$SRC_TOOLS/test/h5repack/testfiles"
SRC_H5JAM_TESTFILES="$SRC_TOOLS/test/h5jam/testfiles"
SRC_H5STAT_TESTFILES="$SRC_TOOLS/test/h5stat/testfiles"
SRC_H5IMPORT_TESTFILES="$SRC_TOOLS/test/h5import/testfiles"
SRC_H5LS_OUTFILES="$SRC_TOOLS/test/h5ls/expected"

TESTDIR=./tmp
test -d $TESTDIR || mkdir $TESTDIR

######################################################################
# test files
# --------------------------------------------------------------------
# All the test files copy from source directory to test directory
# NOTE: Keep this framework to add/remove test files.
#       Any test files from other tools can be used in this framework.
#       This list are also used for checking exist.
#       Comment '#' without space can be used.
# --------------------------------------------------------------------
LIST_HDF5_TEST_FILES="
$SRC_H5DUMP_TESTFILES/tall.h5
$SRC_H5DUMP_TESTFILES/tarray1.h5
$SRC_H5DUMP_TESTFILES/tattr2.h5
$SRC_H5DUMP_TESTFILES/tattrreg.h5
$SRC_H5DUMP_TESTFILES/tcompound.h5
$SRC_H5DUMP_TESTFILES/tdatareg.h5
$SRC_H5DUMP_TESTFILES/tdset.h5
$SRC_H5DUMP_TESTFILES/tempty.h5
$SRC_H5DUMP_TESTFILES/textlink.h5
$SRC_H5DUMP_TESTFILES/textlinksrc.h5
$SRC_H5DUMP_TESTFILES/textlinktar.h5
$SRC_H5DUMP_TESTFILES/tfloat16.h5
$SRC_H5DUMP_TESTFILES/tfloat16_be.h5
$SRC_H5DUMP_TESTFILES/tgroup.h5
$SRC_H5DUMP_TESTFILES/tgrp_comments.h5
$SRC_H5DUMP_TESTFILES/tgrpnullspace.h5
$SRC_H5DUMP_TESTFILES/thlink.h5
$SRC_H5DUMP_TESTFILES/tloop.h5
$SRC_H5DUMP_TESTFILES/tnestedcomp.h5
$SRC_H5DUMP_TESTFILES/tsaf.h5
$SRC_H5DUMP_TESTFILES/tslink.h5
$SRC_H5DUMP_TESTFILES/tsoftlinks.h5
$SRC_H5DUMP_TESTFILES/tstr.h5
$SRC_H5DUMP_TESTFILES/tudlink.h5
$SRC_H5DUMP_TESTFILES/tvldtypes1.h5
$SRC_H5LS_TESTFILES/tdset_idx.h5
"

LIST_OTHER_TEST_FILES="
$SRC_H5LS_OUTFILES/help-1.ls
$SRC_H5LS_OUTFILES/help-2.ls
$SRC_H5LS_OUTFILES/help-3.ls
$SRC_H5LS_OUTFILES/nosuchfile.ls
$SRC_H5LS_OUTFILES/tall-1.ls
$SRC_H5LS_OUTFILES/tall-2.ls
$SRC_H5LS_OUTFILES/tarray1.ls
$SRC_H5LS_OUTFILES/tattr2.ls
$SRC_H5LS_OUTFILES/tattrreg_le.ls
$SRC_H5LS_OUTFILES/tattrreg_be.ls
$SRC_H5LS_OUTFILES/tcomp-1.ls
$SRC_H5LS_OUTFILES/tdataregbe.ls
$SRC_H5LS_OUTFILES/tdataregle.ls
$SRC_H5LS_OUTFILES/tdset-1.ls
$SRC_H5LS_OUTFILES/tempty.ls
$SRC_H5LS_OUTFILES/textlink-1.ls
$SRC_H5LS_OUTFILES/textlinksrc-1.ls
$SRC_H5LS_OUTFILES/textlinksrc-2.ls
$SRC_H5LS_OUTFILES/textlinksrc-3.ls
$SRC_H5LS_OUTFILES/textlinksrc-4.ls
$SRC_H5LS_OUTFILES/textlinksrc-5.ls
$SRC_H5LS_OUTFILES/textlinksrc-6.ls
$SRC_H5LS_OUTFILES/textlinksrc-7.ls
$SRC_H5LS_OUTFILES/textlinksrc-1-old.ls
$SRC_H5LS_OUTFILES/textlinksrc-2-old.ls
$SRC_H5LS_OUTFILES/textlinksrc-3-old.ls
$SRC_H5LS_OUTFILES/textlinksrc-6-old.ls
$SRC_H5LS_OUTFILES/textlinksrc-7-old.ls
$SRC_H5LS_OUTFILES/tfloat16.ls
$SRC_H5LS_OUTFILES/tfloat16_nosupport.ls
$SRC_H5LS_OUTFILES/tfloat16_be.ls
$SRC_H5LS_OUTFILES/tfloat16_be_nosupport.ls
$SRC_H5LS_OUTFILES/tsoftlinks-1.ls
$SRC_H5LS_OUTFILES/tsoftlinks-2.ls
$SRC_H5LS_OUTFILES/tsoftlinks-3.ls
$SRC_H5LS_OUTFILES/tsoftlinks-4.ls
$SRC_H5LS_OUTFILES/tsoftlinks-5.ls
$SRC_H5LS_OUTFILES/textlinksrc-nodangle-1.ls
$SRC_H5LS_OUTFILES/textlinksrc-nodangle-2.ls
$SRC_H5LS_OUTFILES/tgrp_comments.ls
$SRC_H5LS_OUTFILES/tsoftlinks-nodangle-1.ls
$SRC_H5LS_OUTFILES/thlinks-nodangle-1.ls
$SRC_H5LS_OUTFILES/tgroup.ls
$SRC_H5LS_OUTFILES/tgroup-1.ls
$SRC_H5LS_OUTFILES/tgroup-2.ls
$SRC_H5LS_OUTFILES/tgroup-3.ls
$SRC_H5LS_OUTFILES/tgrpnullspace.ls
$SRC_H5LS_OUTFILES/thlink-1.ls
$SRC_H5LS_OUTFILES/tloop-1.ls
$SRC_H5LS_OUTFILES/tmultifile.ls
$SRC_H5LS_OUTFILES/tnestcomp-1.ls
$SRC_H5LS_OUTFILES/tnestcomp-2.ls
$SRC_H5LS_OUTFILES/tnestcomp-3.ls
$SRC_H5LS_OUTFILES/tnestcomp-4.ls
$SRC_H5LS_OUTFILES/tsaf.ls
$SRC_H5LS_OUTFILES/tslink-1.ls
$SRC_H5LS_OUTFILES/tstr-1.ls
$SRC_H5LS_OUTFILES/tudlink-1.ls
$SRC_H5LS_OUTFILES/tvldtypes1.ls
$SRC_H5LS_OUTFILES/tvldtypes2le.ls
$SRC_H5LS_OUTFILES/tvldtypes2be.ls
$SRC_H5LS_OUTFILES/tdset_idx.ls
"


# RUNSERIAL is used. Check if it can return exit code from executalbe correctly.
if [ -n "$RUNSERIAL_NOEXITCODE" ]; then
    echo "***Warning*** Serial Exit Code is not passed back to shell correctly."
    echo "***Warning*** Exit code checking is skipped."
    h5haveexitcode=no
fi

#
# copy test files and expected output files from source dirs to test dir
#
COPY_TESTFILES="$LIST_HDF5_TEST_FILES $LIST_OTHER_TEST_FILES"

COPY_TESTFILES_TO_TESTDIR()
{
    # copy test files. Used -f to make sure get a new copy
    for tstfile in $COPY_TESTFILES
    do
        # ignore '#' comment
        echo $tstfile | tr -d ' ' | grep '^#' > /dev/null
        RET=$?
        if [ $RET -eq 1 ]; then
            # skip cp if srcdir is same as destdir
            # this occurs when build/test performed in source dir and
            # make cp fail
            SDIR=`$DIRNAME $tstfile`
            INODE_SDIR=`$LS -i -d $SDIR | $AWK -F' ' '{print $1}'`
            INODE_DDIR=`$LS -i -d $TESTDIR | $AWK -F' ' '{print $1}'`
            if [ "$INODE_SDIR" != "$INODE_DDIR" ]; then
                $CP -f $tstfile $TESTDIR
                if [ $? -ne 0 ]; then
                    echo "Error: FAILED to copy $tstfile ."

                    # Comment out this to CREATE expected file
                    exit $EXIT_FAILURE
                fi
            fi
        fi
    done
}

CLEAN_TESTFILES_AND_TESTDIR()
{
    # skip rm if srcdir is same as destdir
    # this occurs when build/test performed in source dir and
    # make cp fail
    SDIR=$SRC_H5LS_TESTFILES
    INODE_SDIR=`$LS -i -d $SDIR | $AWK -F' ' '{print $1}'`
    INODE_DDIR=`$LS -i -d $TESTDIR | $AWK -F' ' '{print $1}'`
    if [ "$INODE_SDIR" != "$INODE_DDIR" ]; then
        $RM $TESTDIR
    fi
}

# Print a line-line message left justified in a field of 70 characters
# beginning with the word "Testing".
TESTING() {
    SPACES="                                                               "
    echo "Testing $* $SPACES" |cut -c1-70 |tr -d '\012'
}

# Source in the output filter function definitions.
. $srcdir/../../../bin/output_filter.sh

# Run a test and print PASS or *FAIL*. For now, if h5ls can complete
# with exit status 0, consider it pass. If a test fails then increment
# the `nerrors' global variable and (if $verbose is set) display up to $NLINS
# lines of the actual output from the tool test.  The actual output is not
# removed if $HDF5_NOCLEANUP has a non-zero value.
# Arguments:
# $1 -- actual output filename to use
# $2 and on -- argument for the h5ls tool
TOOLTEST() {
    expect="$TESTDIR/$1"
    actual="$TESTDIR/`basename $1 .ls`.out"
    actual_err="$TESTDIR/`basename $1 .ls`.out.err"
    actual_sav=${actual}-sav
    actual_err_sav=${actual_err}-sav
    shift
    retvalexpect=$1
    shift

    # Run test.
    # Stderr is included in stdout so that the diff can detect
    # any unexpected output from that stream too.
    TESTING $H5LS $@
    (
        cd $TESTDIR
        $RUNSERIAL $H5LS_BIN "$@"
    ) >$actual 2>$actual_err

    exitcode=$?
    # save actual and actual_err in case they are needed later.
    cp $actual $actual_sav
    STDOUT_FILTER $actual
    cp $actual_err $actual_err_sav
    STDERR_FILTER $actual_err
    if [ $h5haveexitcode = 'yes' -a $exitcode -ne $retvalexpect ]; then
        echo "*FAILED*"
        nerrors="`expr $nerrors + 1`"
        if [ yes = "$verbose" ]; then
            echo "test returned with exit code $exitcode"
            echo "test output: (up to $NLINES lines)"
            head -$NLINES $actual
            echo "***end of test output***"
            echo ""
        fi
    elif [ ! -f $expect ]; then
    # Create the expect file if it doesn't yet exist.
        echo " CREATED"
        cp $actual $expect
        echo "    Expected result (*.ls) missing"
        nerrors="`expr $nerrors + 1`"
    elif $CMP $expect $actual; then
        echo " PASSED"
    else
        echo "*FAILED*"
        echo "    Expected result differs from actual result"
        nerrors="`expr $nerrors + 1`"
        test yes = "$verbose" && $DIFF $expect $actual |sed 's/^/    /'
    fi

    # Clean up output file
    if test -z "$HDF5_NOCLEANUP"; then
        rm -f $actual $actual_err $actual_sav $actual_err_sav
    fi
}

##############################################################################
##############################################################################
###              T H E   T E S T S                                ###
##############################################################################
##############################################################################
# prepare for test
COPY_TESTFILES_TO_TESTDIR

# Toss in a bunch of tests.  Not sure if they are the right kinds.
# test the help syntax
TOOLTEST help-1.ls 0 -w80 -h
TOOLTEST help-2.ls 0 -w80 -help
TOOLTEST help-3.ls 0 -w80 -?

# test simple command
TOOLTEST tall-1.ls 0 -w80 tall.h5
TOOLTEST tall-2.ls 0 -w80 -r -d tall.h5
TOOLTEST tgroup.ls 0 -w80 tgroup.h5
TOOLTEST tgroup-3.ls 0 -w80 tgroup.h5/g1

# test for displaying groups
# The following combination of arguments is expected to return an error message
# and return value 1
TOOLTEST tgroup-1.ls 1 -w80 -r -g tgroup.h5
TOOLTEST tgroup-2.ls 0 -w80 -g tgroup.h5/g1

# test for files with groups that have long comments
TOOLTEST tgrp_comments.ls 0 -w80 -v -g tgrp_comments.h5/glongcomment

# test for displaying simple space datasets
TOOLTEST tdset-1.ls 0 -w80 -r -d tdset.h5

# test for displaying soft links
TOOLTEST tslink-1.ls 0 -w80 -r tslink.h5

# test for displaying more soft links with --follow-symlinks
TOOLTEST tsoftlinks-1.ls 0 --follow-symlinks tsoftlinks.h5
TOOLTEST tsoftlinks-2.ls 0 --follow-symlinks -r tsoftlinks.h5
TOOLTEST tsoftlinks-3.ls 0 --follow-symlinks tsoftlinks.h5/group1
TOOLTEST tsoftlinks-4.ls 0 --follow-symlinks -r tsoftlinks.h5/group1
TOOLTEST tsoftlinks-5.ls 0 --follow-symlinks tsoftlinks.h5/soft_dset1

# test for displaying external and user-defined links with --follow-symlinks
TOOLTEST textlink-1.ls 0 -w80 -r textlink.h5
TOOLTEST textlinksrc-1.ls 0 -w80 --follow-symlinks -r textlinksrc.h5
TOOLTEST textlinksrc-2.ls 0 -w80 --follow-symlinks -rv textlinksrc.h5/ext_link5
TOOLTEST textlinksrc-3.ls 0 -w80 --follow-symlinks -r textlinksrc.h5/ext_link1
TOOLTEST textlinksrc-4.ls 0 -w80 -r textlinksrc.h5
TOOLTEST textlinksrc-5.ls 0 -w80 -r textlinksrc.h5/ext_link1
TOOLTEST textlinksrc-6.ls 0 -w80 --follow-symlinks textlinksrc.h5
TOOLTEST textlinksrc-7.ls 0 -w80 --follow-symlinks textlinksrc.h5/ext_link1
TOOLTEST tudlink-1.ls 0 -w80 -r tudlink.h5

# test for displaying external links with -E
# the option -E will be depriciated but keep it for backward compatibility
TOOLTEST textlinksrc-1-old.ls 0 -w80 -Er textlinksrc.h5
TOOLTEST textlinksrc-2-old.ls 0 -w80 -Erv textlinksrc.h5/ext_link5
TOOLTEST textlinksrc-3-old.ls 0 -w80 -Er textlinksrc.h5/ext_link1
TOOLTEST textlinksrc-6-old.ls 0 -w80 -E textlinksrc.h5
TOOLTEST textlinksrc-7-old.ls 0 -w80 -E textlinksrc.h5/ext_link1

# tests for no-dangling-links
# if this option is given on dangling link, h5ls should return exit code 1
# when used alone , expect to print out help and return exit code 1
TOOLTEST textlinksrc-nodangle-1.ls 1 -w80 --no-dangling-links textlinksrc.h5
# external dangling link - expected exit code 1
TOOLTEST textlinksrc-nodangle-2.ls 1 -w80 --follow-symlinks --no-dangling-links textlinksrc.h5
# soft dangling link - expected exit code 1
TOOLTEST tsoftlinks-nodangle-1.ls 1 -w80 --follow-symlinks --no-dangling-links tsoftlinks.h5
# when used file with no dangling links - expected exit code 0
TOOLTEST thlinks-nodangle-1.ls 0 -w80 --follow-symlinks --no-dangling-links thlink.h5

# test for _Float16 type
if test $HAVE__FLOAT16 = "yes" ; then
  if test $WORDS_BIGENDIAN = "yes" ; then
    TOOLTEST tfloat16_be.ls 0 -w80 -v tfloat16_be.h5
  else
    TOOLTEST tfloat16.ls 0 -w80 -v tfloat16.h5
  fi
else
  TOOLTEST tfloat16_nosupport.ls 0 -w80 -v tfloat16.h5
  TOOLTEST tfloat16_be_nosupport.ls 0 -w80 -v tfloat16_be.h5
fi

# test for wildcards in filename (does not work with cmake)
# this h5ls test script does not pass the filename properly like the h5dump test script???
#TOOLTEST tstarfile.ls 0 -w80 t*link.h5
#TOOLTEST tqmarkfile.ls 0 -w80 t?link.h5
TOOLTEST tmultifile.ls 0 -w80 thlink.h5 tslink.h5

# tests for hard links
TOOLTEST thlink-1.ls 0 -w80 thlink.h5

# tests for compound data types
TOOLTEST tcomp-1.ls 0 -w80 -r -d tcompound.h5

#test for the nested compound type
TOOLTEST tnestcomp-1.ls 0 -w80 -r -d tnestedcomp.h5

TOOLTEST tnestcomp-2.ls 0 -w80 -r -d -S tnestedcomp.h5

TOOLTEST tnestcomp-3.ls 0 -w80 -r -d -l tnestedcomp.h5

TOOLTEST tnestcomp-4.ls 0 -w80 -r -d -l -S tnestedcomp.h5

# test for loop detection
TOOLTEST tloop-1.ls 0 -w80 -r -d tloop.h5

# test for string
TOOLTEST tstr-1.ls 0 -w80 -r -d tstr.h5

# test test file created from lib SAF team
TOOLTEST tsaf.ls 0 -w80 -r -d tsaf.h5

# test for variable length data types
TOOLTEST tvldtypes1.ls 0 -w80 -r -d tvldtypes1.h5

# test for array data types
TOOLTEST tarray1.ls 0 -w80 -r -d tarray1.h5

# test for empty data
TOOLTEST tempty.ls 0 -w80 -d tempty.h5

# test for displaying dataset and attribute of null space
TOOLTEST tgrpnullspace.ls 0 -w80 -v -S tgrpnullspace.h5

# test for all dataset types written to attributes
# enable -S for avoiding printing NATIVE types
TOOLTEST tattr2.ls 0 -w80 -v -S tattr2.h5

# test for attribute with region references without verbose mode
# ( HDFFV-7838, )
if test $WORDS_BIGENDIAN != "yes"; then
TOOLTEST tattrreg_le.ls 0 -w80 -v -d tattrreg.h5
else
TOOLTEST tattrreg_be.ls 0 -w80 -v -d tattrreg.h5
fi

# tests for error handling.
# test for non-existing file
TOOLTEST nosuchfile.ls 1 nosuchfile.h5

# test for variable length data types in verbose mode
if test $WORDS_BIGENDIAN != "yes"; then
 TOOLTEST tvldtypes2le.ls 0 -v tvldtypes1.h5
else
 TOOLTEST tvldtypes2be.ls 0 -v tvldtypes1.h5
fi


# test for dataset region references data types in verbose mode
if test $WORDS_BIGENDIAN != "yes"; then
 TOOLTEST tdataregle.ls 0 -v tdatareg.h5
else
 TOOLTEST tdataregbe.ls 0 -v tdatareg.h5
fi

# test for file with datasets that use Fixed Array chunk indices
if test $USE_FILTER_DEFLATE = "yes" ; then
  # data read internal filters
  TOOLTEST tdset_idx.ls 0 -w80 -d tdset_idx.h5
else
  echo "***skip testing tdset_idx.h5"
fi

# Clean up temporary files/directories
CLEAN_TESTFILES_AND_TESTDIR

if test $nerrors -eq 0 ; then
    echo "All $TESTNAME tests passed."
    exit $EXIT_SUCCESS
else
    echo "$TESTNAME tests failed with $nerrors errors."
    exit $EXIT_FAILURE
fi
